Engineering
Intermediate

Torque

Rotational force about a pivot.

Formula

τ=rFsin⁡θ\tau = r F \sin\theta

Variables

rLever arm
FForce
\thetaAngle

Example

A 0.3 m wrench pushed with 50 N at 90° applies τ = 0.3·50 = 15 N·m.

Did You Know?

A longer wrench gives more torque for the same push — leverage in action.

torquerotationmechanics